Nancy JoAnn Johnson

Insider Reports History

Identity Names, identifiers, and filing context for this profile. 1 identity field
Reporting-owner location
Menlo Park, CA
SEC source record Original filing metadata and source links for verification. 1 source field
Latest reporting-owner signature
/s/ Thomas P. Lynch, Attorney-in-Fact
Source: Latest parsed Forms 3/4/5 signature
Source evidence Original filing metadata and source links for verification. 1 source field
Transaction source note
Rows are grouped by transaction date from the original SEC filing. Open the aggregated insider activity page to review issuer-level activity across dates.

Reported holdings for Nancy JoAnn Johnson

Form 4 holding Senior Vice President of Sales and Commercial Operations

BillionToOne, Inc.

Security class
Stock Option (right to buy)
Shares / value
40,000
Estimated value
Report date
07 Nov 2025
Price
Ownership
Direct
Underlying class
Class A Common Stock
Underlying amount
Form 4 holding Senior Vice President of Sales and Commercial Operations

BillionToOne, Inc.

Security class
Common Stock
Shares / value
0
Estimated value
Report date
07 Nov 2025
Price
Ownership
Direct

Insider Reports Filed by Nancy JoAnn Johnson

3

BillionToOne, Inc.

Report period
05 Nov 2025
Transactions
0
Transaction value
$0
Accepted by SEC
05 Nov 2025, 21:46
Role
Senior Vice President of Sales and Commercial Operations Exhibit 24 - Power of Attorney
Next action
Open filing details
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